package org.example.beans;

/**
 * @Author: shubin_yao
 * @Date: 2022/03/30/21:46
 * @Description:
 */
public class B {

    private A a;

    public A getA() {
        return a;
    }

    public void setA(A a) {
        this.a = a;
    }

    public B() {
        System.out.println("======B中有A");
    }
}
